Critical severity · published Aug 31, 2017
CVE-2017-14061
Integer overflow in the _isBidi function in bidi.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact
9.8
CVSS
2.4%
EPSS
No
On KEV
Description
Integer overflow in the _isBidi function in bidi.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.4% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libidn2 · Gnu
through 2.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-14061
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-14061
Release Notes
https://gitlab.com/libidn/libidn2/blob/master/NEWS
Patch
https://gitlab.com/libidn/libidn2/commit/16853b6973a1e72fee2b7cccda85472cb9951305
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